add new masked cancellation mode

[musl] / include / pthread.h

diff --git a/include/pthread.h b/include/pthread.h
index 2697e8b..99a74a5 100644 (file)
--- a/include/pthread.h
+++ b/include/pthread.h
@@ -63,6 +63,7 @@ extern "C" {
 
 #define PTHREAD_CANCEL_ENABLE 0
 #define PTHREAD_CANCEL_DISABLE 1
+#define PTHREAD_CANCEL_MASKED 2
 
 #define PTHREAD_CANCEL_DEFERRED 0
 #define PTHREAD_CANCEL_ASYNCHRONOUS 1